Quick answers
- Where does Marissa D. Wasserman see patients?
- Medicare's clinician data lists 1 practice location in East Brunswick, NJ. Call before your visit to confirm the address.
- What is Marissa D. Wasserman's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Marissa D. Wasserman accept Medicare assignment?
- Yes. Medicare's clinician data says Marissa D. Wasserman accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Marissa D. Wasserman?
- (201) 620-3010, as listed in official Medicare / NPI Registry data.
- What is Marissa D. Wasserman's NPI number?
- 1386986842. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Marissa D. Wasserman is enrolled with Medicare (CMS data updated 2026-10-02).
- 561 Cranbury RdEast Brunswick, NJ 08816 (201) 620‑3010
Group practices
Medicare enrollment lists Marissa D. Wasserman as a member of this group (CMS data updated 2026-10-02).
- Bay Anesthesia80 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in East Brunswick
Clinicians with the same Medicare primary specialty in East Brunswick, NJ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Js Weill Medical College, Cornell University |
| Graduation year | 2013 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1386986842 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians